Mercor is hiring practicing attorneys to build and review evaluation tasks for AI agents. Each task is set in a realistic simulated firm or legal department, with the case files, contracts, correspondence and matter records lawyers really work from.
Legal Domain Expert – Tax Law (USA)
United States
$60 – $70/hr
September 7, 2026
Job description
Legal Domain Expert – Tax Law (USA)
About the Opportunity
We are looking for experienced US Tax Law professionals to support a legal research and analysis project focused on US federal and state tax laws, regulations, and related legal matters.
The ideal candidate should have strong knowledge of the US tax legal framework, excellent legal research capabilities, and the ability to analyse complex tax-related issues and provide well-reasoned, accurate responses.
Key Responsibilities
- Conduct legal research on US federal and state tax laws, regulations, rulings, and case law.
- Analyse and interpret complex tax legislation, regulations, and judicial decisions.
- Research issues relating to individual, corporate, partnership, estate and gift, and other areas of taxation.
- Evaluate tax-related legal questions and provide clear, well-supported legal analysis.
- Review and interpret guidance issued by the IRS, US Treasury, and relevant state tax authorities.
- Analyse tax disputes, assessments, penalties, audits, and tax litigation matters where applicable.
- Identify relevant statutes, regulations, precedents, administrative guidance, and other authoritative sources.
- Prepare concise written explanations, legal research summaries, and responses to tax-law questions.
- Ensure all legal analysis is accurate, current, and appropriately supported by authoritative US legal sources.
- Follow project-specific research, documentation, quality, and confidentiality requirements.
Candidate Profile
We are seeking candidates with one or more of the following backgrounds:
- US-licensed Attorneys with experience in Tax Law.
- JD/LL.M. graduates specialising in Taxation or Tax Law.
- Tax attorneys with experience in federal and/or state taxation.
- Senior legal researchers specialising in US Tax Law.
- Experienced paralegals or legal professionals with substantial US tax-law research experience.
Required Qualifications
- Minimum 3+ years of professional experience in US Tax Law, legal research, tax controversy, tax advisory, or a closely related field.
- Strong understanding of the US federal tax system and applicable state tax frameworks.
- Demonstrated ability to conduct high-quality legal research using authoritative sources.
- Strong knowledge of US statutes, regulations, case law, and administrative tax guidance.
- Excellent analytical, legal writing, and communication skills.
- Ability to independently interpret complex tax-law issues and develop well-supported conclusions.
- Strong attention to detail and commitment to accuracy.
- Professional-level written English.
Preferred Experience
Experience in one or more of the following areas is preferred:
- Federal Income Tax
- Corporate Tax
- Partnership Tax
- International Tax
- State and Local Tax (SALT)
- Individual Income Tax
- Estate and Gift Tax
- Tax-Exempt Organisations
- Tax Controversy and Litigation
- IRS Audits and Appeals
- Tax Penalties and Assessments
- Employment and Payroll Tax
- M&A and Transactional Tax
- Tax Regulatory Compliance
Apply now
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